Alvin Stewart, RN
NPI 1538968631 · Certified Registered Nurse Anesthetist · New York, NY
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alvin Stewart, RN is a Certified Registered Nurse Anesthetist provider in New York, NY (NPI 1538968631).
Provider details
- NPI number
- 1538968631
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN
- Sex
- Male
- Sole proprietor
- No
- License
- 819639-01 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2025-03-11
- Last updated
- 2025-06-26
- Certified
- 2025-06-26
Frequently asked questions
- What is Alvin Stewart's NPI number?
- Alvin Stewart's National Provider Identifier (NPI) is 1538968631, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alvin Stewart's specialty?
- Alvin Stewart is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Alvin Stewart located?
- Alvin Stewart's practice location on file with NPPES is 525 E 68th St, New York, NY 10065-4870.
- What is Alvin Stewart's phone number?
- The practice phone number listed in the NPPES registry for Alvin Stewart is (212) 746-5454.
- Does Alvin Stewart accept Medicare?
- Alvin Stewart is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alvin Stewart's NPI active?
- Yes — Alvin Stewart's NPI (1538968631) is active in the NPPES registry as of the last update on 2025-06-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.